:root{
    --accent: #c41b2b; /* rosso d'accento */
    --bg: #f8f9fb;
    --footer-bg: #121820;
    --nav-offset: 76px;
}

@view-transition{
    navigation: auto;
}

::view-transition-old(root),
::view-transition-new(root){
    animation-duration: 0.22s;
    animation-timing-function: ease-out;
}

html{
    scroll-behavior: smooth;
    scroll-padding-top: var(--nav-offset);
    background-color: var(--bg);
}

body{
    background: transparent;
    color: #222;
    font-family: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial;
}

main.py-5{
    background: var(--bg);
}

/* Navbar */
.navbar-brand{ padding-top: 0; padding-bottom: 0; }
.navbar-logo{
    height: 46px;
    width: auto;
    max-width: 220px;
    object-fit: contain;
}
.nav-link{ color: #333; }
.nav-link.active, .nav-link:hover{ color: var(--accent); }

.nav-auth-btn{
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: .4rem;
    min-height: 34px;
    white-space: nowrap;
}

.nav-logout-form{
    margin: 0;
}

/* Navbar sempre visibile e nel flusso della pagina */
.navbar.fixed-top,
.navbar.sticky-top {
    top: 0;
    z-index: 1030; /* sopra la maggior parte dei contenuti */
    background-color: #fff;
}

section[id]{
    scroll-margin-top: var(--nav-offset);
}

/* Hero */
.hero{
    position: relative;
    color: #fff;
}

.hero-home{
    box-sizing: border-box;
    min-height: 100vh;
    padding-top: 5.5rem;
    padding-bottom: 3rem;
    background-image:
        linear-gradient(180deg, rgba(8, 18, 32, 0.42), rgba(8, 18, 32, 0.68)),
        url('../images/background-drone.webp');
    background-size: cover, cover, cover;
    background-position: center center, center center, center center;
    background-repeat: no-repeat;
    overflow: hidden;
}

.hero-bg{
    position: absolute;
    top: -20%;
    left: 0;
    right: 0;
    height: 140%;
    background-image: url('../images/background-drone.webp');
    background-size: cover;
    background-position: center center;
    background-repeat: no-repeat;
    will-change: transform;
    z-index: 0;
}

.hero-home:has(.hero-bg){
    background-image: linear-gradient(180deg, rgba(8, 18, 32, 0.42), rgba(8, 18, 32, 0.68));
}

.hero-overlay{
    position:absolute;
    inset:0;
    pointer-events: none;
    z-index: 1;
    background: radial-gradient(circle at 50% 24%, rgba(8,18,32,0.30) 0%, rgba(8,18,32,0.20) 28%, rgba(8,18,32,0.10) 44%, rgba(8,18,32,0.02) 65%, transparent 85%);
}

.hero .container{
    position:relative;
    z-index:2;
}

.hero-content{
    padding: 1.25rem 1rem;
    backdrop-filter: blur(6px);
    background: linear-gradient(180deg, rgba(255,255,255,0.04), rgba(255,255,255,0.02));
    border-radius: 18px;
    box-shadow: 0 8px 30px rgba(2,6,23,0.35);
    max-width: 620px;
}

.hero-brand{
    max-width: 720px;
}

.hero-logo{
    max-width: min(360px, 82vw);
    max-height: 180px;
    width: auto;
    height: auto;
    object-fit: contain;
    filter: drop-shadow(0 10px 25px rgba(0,0,0,0.25));
}

.hero-subbrand{
    font-size: 0.95rem;
    font-weight: 700;
    color: rgba(255,255,255,0.94);
    letter-spacing: 0.04em;
    text-transform: uppercase;
    max-width: 900px;
}

.hero .btn-primary, .hero .btn-outline-light{
    min-width: 170px;
}

.hero-title{
    font-size: clamp(2rem, 5vw, 4.4rem);
    line-height: 1.05;
    font-weight: 800;
    text-wrap: balance;
}

.hero-subtitle{
    max-width: 46rem;
    margin-left: auto;
    margin-right: auto;
    font-size: clamp(1rem, 2vw, 1.2rem);
    line-height: 1.7;
    color: rgba(255,255,255,.88);
}

.hero .btn-outline-light{
    border-color: rgba(255,255,255,.8);
    color: #fff;
}

.hero .btn-outline-light:hover{
    background: rgba(255,255,255,.12);
    border-color: #fff;
}
.btn-primary{
    --bs-btn-bg: var(--accent);
    --bs-btn-border-color: var(--accent);
    --bs-btn-hover-bg: #a91625;
    --bs-btn-hover-border-color: #a91625;
    --bs-btn-active-bg: #941321;
    --bs-btn-active-border-color: #941321;
    --bs-btn-disabled-bg: var(--accent);
    --bs-btn-disabled-border-color: var(--accent);
}

.btn-outline-primary,
.btn-outline-secondary{
    --bs-btn-color: var(--accent);
    --bs-btn-border-color: var(--accent);
    --bs-btn-hover-color: #fff;
    --bs-btn-hover-bg: var(--accent);
    --bs-btn-hover-border-color: var(--accent);
    --bs-btn-active-color: #fff;
    --bs-btn-active-bg: #941321;
    --bs-btn-active-border-color: #941321;
    --bs-btn-disabled-color: var(--accent);
    --bs-btn-disabled-border-color: var(--accent);
}

.page-hero{
    position: relative;
    padding-top: 5.5rem !important;
    padding-bottom: 3rem !important;
    background: linear-gradient(180deg, rgba(8,18,32,0.88), rgba(8,18,32,0.78));
}

/* Services */
.card-title{ color: #111; }

.service-card{
    overflow: hidden;
    border: 1px solid rgba(15, 23, 42, 0.08);
    border-radius: 1rem;
    transition: transform .18s ease, border-color .18s ease, box-shadow .18s ease;
}

.service-card:hover{
    transform: translateY(-4px);
    border-color: rgba(196, 27, 43, 0.28);
    box-shadow: 0 16px 36px rgba(15, 23, 42, 0.12) !important;
}

.service-card-media{
    aspect-ratio: 16 / 9;
    background:
        linear-gradient(135deg, rgba(196, 27, 43, 0.08), rgba(15, 23, 42, 0.04)),
        #fff;
}

.service-card-media img{
    display: block;
    width: 100%;
    height: 100%;
    object-fit: cover;
    -webkit-touch-callout: none;
    -webkit-user-drag: none;
    -webkit-user-select: none;
    user-select: none;
    pointer-events: none;
}

.service-card-media--fallback{
    background: linear-gradient(135deg, rgba(196, 27, 43, 0.12), rgba(15, 23, 42, 0.06));
}

.service-card-kicker{
    margin-bottom: .45rem;
    color: var(--accent);
    font-size: .76rem;
    font-weight: 700;
    letter-spacing: .08em;
    text-transform: uppercase;
}

/* Clients */
.client-strip,
.sponsor-strip{
    --client-gap: 1rem;
    --client-fit-tile-width: 220px;
    --client-scroll-distance: 0px;
    --client-scroll-duration: 28s;
    position: relative;
    overflow-x:hidden;
    overscroll-behavior-x: contain;
}

.client-strip--scroll{
    overflow-x:hidden;
}

.client-strip--fit{
    overflow-x:hidden;
}

.logo-strip__track,
.logo-strip__group{
    display:flex;
    gap: var(--client-gap);
}

.logo-strip__track{
    width: 100%;
}

.logo-strip__group{
    min-width: 0;
}

.client-strip--fit .logo-strip__track,
.client-strip--fit .logo-strip__group{
    flex-wrap: wrap;
    justify-content: space-evenly;
}

.client-strip--scroll .logo-strip__track{
    width: max-content;
    animation: client-logo-scroll var(--client-scroll-duration) linear infinite;
    will-change: transform;
}

.client-strip--scroll:hover .logo-strip__track,
.client-strip--scroll:focus-within .logo-strip__track{
    animation-play-state: paused;
}

.client-strip--scroll .logo-strip__group{
    flex-wrap: nowrap;
    flex: 0 0 auto;
}

.client-strip--fit .logo-strip__group--clone{
    display: none;
}

.client-strip--scroll .logo-strip__group--clone{
    display: flex;
}

.client-strip--fit .client-tile,
.client-strip--fit .sponsor-tile{
    flex: 1 1 220px;
    max-width: 280px;
}

.client-strip--scroll .client-tile,
.client-strip--scroll .sponsor-tile{
    flex: 0 0 auto;
}

.client-tile,
.sponsor-tile{
    flex: 0 0 auto;
    width: clamp(170px, 20vw, 280px);
    aspect-ratio: 3 / 2;
    display:flex;
    align-items:center;
    justify-content:center;
    padding: 1rem;
    border: 1px solid rgba(15, 23, 42, 0.1);
    border-radius: 1rem;
    background: #fff;
    box-shadow: 0 8px 24px rgba(15, 23, 42, 0.06);
    transition: transform .15s ease, border-color .15s ease, box-shadow .15s ease;
    text-decoration: none;
}

.client-tile:hover,
.client-tile:focus-visible,
.sponsor-tile:hover,
.sponsor-tile:focus-visible{
    transform: translateY(-2px);
    border-color: rgba(196, 27, 43, 0.45);
    box-shadow: 0 14px 30px rgba(15, 23, 42, 0.10);
}

.client-logo,
.sponsor-logo{
    width: 100%;
    height: 100%;
    object-fit: contain;
    -webkit-touch-callout: none;
    -webkit-user-drag: none;
    -webkit-user-select: none;
    user-select: none;
    pointer-events: none;
}

@keyframes client-logo-scroll{
    from{
        transform: translateX(0);
    }
    to{
        transform: translateX(calc(-1 * var(--client-scroll-distance)));
    }
}

@media (prefers-reduced-motion: reduce){
    .client-strip--scroll .logo-strip__track{
        animation: none;
        transform: none;
    }
}

.client-detail{
    border-radius: 1.25rem;
}

.client-detail-media{
    min-height: 320px;
    background: linear-gradient(135deg, rgba(196, 27, 43, 0.06), rgba(15, 23, 42, 0.03));
}

.client-detail-logo{
    max-width: min(360px, 92%);
    max-height: 240px;
    width: auto;
    height: auto;
    object-fit: contain;
}

.client-upload-preview{
    aspect-ratio: 3 / 2;
    border: 1px dashed rgba(15, 23, 42, 0.18);
    border-radius: 1rem;
    background: linear-gradient(135deg, rgba(15, 23, 42, 0.02), rgba(196, 27, 43, 0.03));
    padding: .75rem;
}

.client-upload-preview img{
    width: 100%;
    height: 100%;
    object-fit: contain;
    display: block;
}

/* Contact page */
.contact-card{
    display: flex;
    flex-direction: column;
    gap: .55rem;
    padding: 1.5rem;
    border: 1px solid rgba(15, 23, 42, 0.08);
    border-radius: 1rem;
    background: #fff;
    box-shadow: 0 8px 24px rgba(15, 23, 42, 0.06);
}

.contact-card a{
    color: #212529;
    text-decoration: none;
    overflow-wrap: anywhere;
}

.contact-card a:hover,
.contact-card a:focus-visible{
    color: var(--accent);
    text-decoration: underline;
    text-underline-offset: .2em;
}

.contact-icon{
    width: 2.75rem;
    height: 2.75rem;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: .75rem;
    color: var(--accent);
    background: rgba(196, 27, 43, 0.08);
    font-size: 1.25rem;
}

.contact-actions{
    display: grid;
    gap: .75rem;
}

.contact-action{
    display: flex;
    align-items: center;
    gap: .85rem;
    padding: .9rem 1rem;
    border: 1px solid rgba(15, 23, 42, 0.1);
    border-radius: .85rem;
    color: #212529;
    text-decoration: none;
    background: #fff;
    transition: border-color .15s ease, color .15s ease, transform .15s ease;
}

.contact-action:hover,
.contact-action:focus-visible{
    color: var(--accent);
    border-color: rgba(196, 27, 43, 0.35);
    transform: translateY(-1px);
}

.contact-action i{
    color: var(--accent);
    font-size: 1.15rem;
}

.contact-map{
    min-height: 360px;
    display: flex;
    align-items: end;
    padding: 2rem;
    border-radius: 1rem;
    color: #fff;
    background:
        linear-gradient(135deg, rgba(8, 18, 32, 0.92), rgba(8, 18, 32, 0.62)),
        url('../images/background.avif');
    background-size: cover;
    background-position: center;
    box-shadow: 0 10px 28px rgba(15, 23, 42, 0.12);
}

/* Responsive tweaks */
@media (max-width: 767px){
    :root{
        --nav-offset: 88px;
    }

    .navbar-logo{
        height: 40px;
        max-width: 180px;
    }

    .navbar-nav .nav-auth-btn,
    .nav-logout-form{
        width: 100%;
    }

    .hero-home{
        padding-top: 4.75rem;
        padding-bottom: 2rem;
        background-position: center top, center center, center center;
    }

    .hero-content{
        padding: 1.5rem 1rem;
    }

    .hero-logo{
        max-width: min(280px, 78vw);
        max-height: 140px;
    }

    .hero-subbrand{
        font-size: 0.86rem;
        font-weight: 700;
    }

    .client-tile,
    .sponsor-tile{
        width: clamp(150px, 44vw, 220px);
        padding: .9rem;
    }

    .client-detail-media{
        min-height: 240px;
    }
}

/* Footer */
.site-footer{
    padding: 3rem 0 1.5rem;
    background: var(--footer-bg);
}

.footer-logo{
    width: auto;
    height: 48px;
    max-width: 220px;
    object-fit: contain;
}

.footer-brand{
    border-radius: .375rem;
}

.footer-brand:hover,
.footer-brand:focus-visible{
    text-decoration: none;
}

.footer-title{
    color: rgba(255,255,255,.78);
    font-size: .78rem;
    font-weight: 700;
    letter-spacing: .08em;
    text-transform: uppercase;
}

.footer-text{
    color: rgba(255,255,255,.72);
}

.footer-links{
    display: grid;
    gap: .55rem;
    margin: 0;
    padding: 0;
    list-style: none;
}

footer a,
.footer-links a,
.footer-contact a{
    color: rgba(255,255,255,.9);
    text-decoration: none;
}

footer a:hover,
footer a:focus-visible{
    color: #fff;
    text-decoration: underline;
    text-underline-offset: .2em;
}

.footer-contact{
    display: flex;
    flex-wrap: wrap;
    gap: .4rem .65rem;
    margin-top: 1rem;
    color: rgba(255,255,255,.58);
}

.footer-bottom{
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    gap: .75rem 1.5rem;
    margin-top: 2rem;
    padding-top: 1.25rem;
    border-top: 1px solid rgba(255,255,255,.12);
    color: rgba(255,255,255,.58);
    font-size: .875rem;
}

/* Cookie notice */
.cookie-notice{
    position: fixed;
    right: 1.25rem;
    bottom: 1.25rem;
    left: 1.25rem;
    z-index: 1080;
    display: flex;
    justify-content: flex-end;
    pointer-events: none;
}

.cookie-notice[hidden]{
    display: none;
}

.cookie-notice__panel{
    display: flex;
    align-items: flex-start;
    gap: .9rem;
    width: min(100%, 520px);
    padding: 1.15rem;
    border: 1px solid rgba(196, 27, 43, 0.16);
    border-radius: 1.25rem;
    background:
        linear-gradient(135deg, rgba(196, 27, 43, 0.06), rgba(255,255,255,0) 42%),
        rgba(255,255,255,.98);
    box-shadow: 0 18px 44px rgba(15, 23, 42, 0.18);
    backdrop-filter: blur(10px);
    pointer-events: auto;
}

.cookie-notice__icon{
    display: inline-flex;
    align-items: center;
    justify-content: center;
    flex: 0 0 auto;
    width: 2.25rem;
    height: 2.25rem;
    border-radius: 999px;
    background: rgba(196, 27, 43, 0.1);
    color: var(--accent);
    font-size: 1.15rem;
}

.cookie-notice__body{
    min-width: 0;
}

.cookie-notice__title{
    margin: 0;
    color: #111827;
    font-weight: 700;
}

.cookie-notice__text{
    margin: .15rem 0 .25rem;
    color: #475569;
    font-size: .92rem;
    line-height: 1.45;
}

.cookie-notice__link{
    color: var(--accent);
    font-size: .9rem;
    font-weight: 600;
    text-decoration: none;
}

.cookie-notice__link:hover,
.cookie-notice__link:focus-visible{
    color: #941321;
    text-decoration: underline;
    text-underline-offset: .2em;
}

.cookie-notice__button{
    flex: 0 0 auto;
    padding-inline: 1rem;
    white-space: nowrap;
}

@media (max-width: 575.98px){
    .cookie-notice{
        right: .85rem;
        bottom: .85rem;
        left: .85rem;
    }

    .cookie-notice__panel{
        flex-direction: column;
        gap: .75rem;
        padding: .95rem;
    }

    .cookie-notice__button{
        width: 100%;
    }
}